Time Sieve + Academy Manufactor + Gruul Turf + Adrix and Nev, Twincasters + Tireless Tracker

Time Sieve

Academy Manufactor

Gruul Turf

Adrix and Nev, Twincasters

Tireless Tracker

How it works

1. Play Gruul Turf.
2. When Gruul Turf enters, it and Tireless Tracker trigger
3. Resolve the Gruul Turf trigger, returning it from the battlefield to your hand.
4. Resolve the Tireless Tracker trigger, creating two Treasure, two Clue and two Food artifact tokens due to Academy Manufactor and Adrix and Nev.
5. Activate Time Sieve by tapping it and sacrificing five of the artifact tokens, causing you to take an extra turn after this one.
6. Repeat each turn.